private void DoImportSplats()
{
GSplatPrototypeGroup splatGroup = DesData.Shading.Splats;
if (splatGroup == null ||
splatGroup == GGriffinSettings.Instance.TerrainDataDefault.Shading.Splats)
{
CreateNewSplatPrototypesGroup = true;
}
if (CreateNewSplatPrototypesGroup)
{
splatGroup = ScriptableObject.CreateInstance <GSplatPrototypeGroup>();
#if UNITY_EDITOR
string path = AssetDatabase.GetAssetPath(DesData);
string directory = Path.GetDirectoryName(path);
string filePath = Path.Combine(directory, string.Format("Splats_{0}_{1}.asset", DesData.Id, System.DateTime.Now.Ticks));
AssetDatabase.CreateAsset(splatGroup, filePath);
#endif
DesData.Shading.Splats = splatGroup;
}
List <LPTSplatInfo> layers = SrcData.SurfaceSettings.Splats;
GSplatPrototype[] prototypes = new GSplatPrototype[layers.Count];
for (int i = 0; i < layers.Count; ++i)
{
GSplatPrototype p = (GSplatPrototype)layers[i];
prototypes[i] = p;
}
splatGroup.Prototypes = new List <GSplatPrototype>(prototypes);
int controlResolution = SrcData.SurfaceSettings.ControlResolution;
DesData.Shading.SplatControlResolution = controlResolution;
Texture[] alphaMaps = SrcData.SurfaceSettings.GetSplatControlTextures();
int maxControlCount = Mathf.Min(alphaMaps.Length, DesData.Shading.SplatControlMapCount);
RenderTexture rt = new RenderTexture(controlResolution, controlResolution, 0, RenderTextureFormat.ARGB32);
for (int i = 0; i < maxControlCount; ++i)
{
Texture2D controlMap = DesData.Shading.Internal_GetSplatControl(i);
GCommon.CopyToRT(alphaMaps[i], rt);
GCommon.CopyFromRT(controlMap, rt);
controlMap.filterMode = alphaMaps[i].filterMode;
}
rt.Release();
GUtilities.DestroyObject(rt);
DesData.SetDirty(GTerrainData.DirtyFlags.Shading);
GC.Collect();
}
public static void Setup(HashSet <GStylizedTerrain> terrains)
{
GSplatPrototypeGroup splats = null;
IEnumerator <GStylizedTerrain> iTerrains = terrains.GetEnumerator();
while (iTerrains.MoveNext())
{
GStylizedTerrain t = iTerrains.Current;
if (t == null)
{
continue;
}
Setup(t);
if (t.TerrainData != null && t.TerrainData.Shading.Splats != null)
{
if (splats == null)
{
splats = t.TerrainData.Shading.Splats;
}
}
}
if (GMicroSplatIntegrationSettings.Instance.InitTextureEntries)
{
if (splats != null && currentTAConfig != null)
{
currentTAConfig.sourceTextures.Clear();
currentTAConfig.sourceTextures2.Clear();
currentTAConfig.sourceTextures3.Clear();
foreach (GSplatPrototype p in splats.Prototypes)
{
TextureArrayConfig.TextureEntry entry = new TextureArrayConfig.TextureEntry();
entry.diffuse = p.Texture;
entry.normal = p.NormalMap;
currentTAConfig.sourceTextures.Add(entry);
currentTAConfig.sourceTextures2.Add(entry);
currentTAConfig.sourceTextures3.Add(entry);
}
TextureArrayConfigEditor.CompileConfig(currentTAConfig);
}
}
iTerrains.Reset();
while (iTerrains.MoveNext())
{
GStylizedTerrain t = iTerrains.Current;
if (t == null)
{
continue;
}
t.PushControlTexturesToMicroSplat();
}
}
private void CreateSharedSplats()
{
SplatGroups.Clear();
SplatGroupIndices.Clear();
for (int i = 0; i < Terrains.Count; ++i)
{
Terrain t = Terrains[i];
#if UNITY_2018_3_OR_NEWER
TerrainLayer[] layers = t.terrainData.terrainLayers;
#else
SplatPrototype[] layers = t.terrainData.splatPrototypes;
#endif
int splatGroupIndex = -1;
for (int j = 0; j < SplatGroups.Count; ++j)
{
if (SplatGroups[j].Equals(layers))
{
splatGroupIndex = j;
break;
}
}
if (splatGroupIndex >= 0)
{
SplatGroupIndices.Add(splatGroupIndex);
}
else
{
GSplatPrototypeGroup group = GSplatPrototypeGroup.Create(layers);
SplatGroups.Add(group);
SplatGroupIndices.Add(SplatGroups.Count - 1);
}
}
#if UNITY_EDITOR
if (!Application.isPlaying)
{
GUtilities.EnsureDirectoryExists(DataDirectory);
for (int i = 0; i < SplatGroups.Count; ++i)
{
GSplatPrototypeGroup group = SplatGroups[i];
group.name = string.Format("{0}{1}_{2}", "SharedSplats", i.ToString(), ConversionName);
string assetPath = string.Format("{0}.asset", Path.Combine(DataDirectory, group.name));
AssetDatabase.CreateAsset(group, assetPath);
}
}
#endif
}
private static void InjectTerrainGUI(GStylizedTerrain terrain, int order)
{
if (order != 3)
{
return;
}
string label = "MicroSplat Integration";
string id = "terrain-gui-microsplat-integration";
GEditorCommon.Foldout(label, false, id, () =>
{
bool useMS = terrain.TerrainData.Shading.ShadingSystem == GShadingSystem.MicroSplat;
useMS = EditorGUILayout.Toggle("Enable", useMS);
terrain.TerrainData.Shading.ShadingSystem =
useMS ?
GShadingSystem.MicroSplat :
GShadingSystem.Polaris;
GEditorCommon.Separator();
EditorGUILayout.LabelField("Setup", EditorStyles.boldLabel);
GMicroSplatIntegrationSettings settings = GMicroSplatIntegrationSettings.Instance;
string dir = settings.DataDirectory;
GEditorCommon.BrowseFolderMiniButton("Data Directory", ref dir);
settings.DataDirectory = dir;
settings.ShaderNamePrefix = EditorGUILayout.TextField("Shader Name Prefix", settings.ShaderNamePrefix);
if (GUILayout.Button("Setup"))
{
MicroSplatPolarisMesh pm = terrain.gameObject.GetComponent <MicroSplatPolarisMesh>();
if (pm != null)
{
GUtilities.DestroyObject(pm);
}
MeshRenderer[] renderers = terrain.Internal_ChunkRoot.GetComponentsInChildren <MeshRenderer>();
List <MeshRenderer> rendererList = new List <MeshRenderer>();
rendererList.AddRange(renderers);
MicroSplatPolarisMeshEditor.PolarisData data = new MicroSplatPolarisMeshEditor.PolarisData();
data.basePath = settings.DataDirectory;
data.name = string.Format("{0}_{1}", settings.ShaderNamePrefix, terrain.TerrainData.Id);
data.additionalKeywords = new string[0];
data.rootObject = terrain.gameObject;
data.renderers = rendererList;
MicroSplatPolarisMeshEditor.Setup(data);
terrain.PushControlTexturesToMicroSplat();
if (terrain.TerrainData.Shading.Splats == null ||
terrain.TerrainData.Shading.Splats.Prototypes.Count == 0)
{
return;
}
pm = terrain.gameObject.GetComponent <MicroSplatPolarisMesh>();
if (pm == null)
{
return;
}
string materialPath = AssetDatabase.GetAssetPath(pm.templateMaterial);
string directory = Path.GetDirectoryName(materialPath);
string configPath = string.Format("{0}/MicroSplatConfig.asset", directory);
TextureArrayConfig config = AssetDatabase.LoadAssetAtPath <TextureArrayConfig>(configPath);
if (config != null)
{
terrain.TerrainData.Shading.MicroSplatTextureArrayConfig = config;
GSplatPrototypeGroup splats = terrain.TerrainData.Shading.Splats;
List <GSplatPrototype> prototypes = splats.Prototypes;
for (int i = 0; i < prototypes.Count; ++i)
{
TextureArrayConfig.TextureEntry entry = new TextureArrayConfig.TextureEntry();
entry.diffuse = prototypes[i].Texture;
entry.normal = prototypes[i].NormalMap;
entry.aoChannel = TextureArrayConfig.TextureChannel.G;
entry.heightChannel = TextureArrayConfig.TextureChannel.G;
entry.smoothnessChannel = TextureArrayConfig.TextureChannel.G;
entry.alphaChannel = TextureArrayConfig.TextureChannel.G;
config.sourceTextures.Add(entry);
}
TextureArrayConfigEditor.CompileConfig(config);
terrain.PullMaterialAndSplatMapsFromMicroSplat();
}
}
});
}
private void InitializeAssets()
{
if (CreateNewAsset)
{
DesData = new TerrainData();
DesData.SetDetailResolution(512, 32);
#if UNITY_EDITOR
GUtilities.EnsureDirectoryExists(DataDirectory);
string fileName = string.Format("TerrainData_{0}.asset", SrcData.Id);
string filePath = Path.Combine(DataDirectory, fileName);
AssetDatabase.CreateAsset(DesData, filePath);
#endif
}
if (ExportSplats)
{
#if !UNITY_2018_1 && !UNITY_2018_2
TerrainLayer[] layers = DesData.terrainLayers;
DesData.terrainLayers = null;
GSplatPrototypeGroup group = SrcData.Shading.Splats;
if (group != null)
{
List <GSplatPrototype> prototypes = group.Prototypes;
List <TerrainLayer> newLayers = new List <TerrainLayer>();
List <TerrainLayer> layerToSave = new List <TerrainLayer>();
for (int i = 0; i < prototypes.Count; ++i)
{
if (i < layers.Length && layers[i] != null && OverwriteSplatLayers)
{
prototypes[i].CopyTo(layers[i]);
newLayers.Add(layers[i]);
}
else
{
TerrainLayer l = (TerrainLayer)prototypes[i];
layerToSave.Add(l);
newLayers.Add(l);
}
}
DesData.terrainLayers = newLayers.ToArray();
#if UNITY_EDITOR
if (layerToSave.Count > 0)
{
GUtilities.EnsureDirectoryExists(DataDirectory);
for (int i = 0; i < layerToSave.Count; ++i)
{
string fileName = string.Format("TerrainLayer_{0}_{1}.asset",
layerToSave[i].diffuseTexture != null ? layerToSave[i].diffuseTexture.name : i.ToString(),
System.DateTime.Now.Ticks);
string filePath = Path.Combine(DataDirectory, fileName);
AssetDatabase.CreateAsset(layerToSave[i], filePath);
}
}
#endif
}
#else
DesData.splatPrototypes = null;
GSplatPrototypeGroup group = SrcData.Shading.Splats;
if (group != null)
{
SplatPrototype[] layers = new SplatPrototype[group.Prototypes.Count];
for (int i = 0; i < layers.Length; ++i)
{
layers[i] = (SplatPrototype)group.Prototypes[i];
}
DesData.splatPrototypes = layers;
}
#endif
}
}
private void DoImportSplats()
{
if (!ImportSplatControlMapsOnly)
{
GSplatPrototypeGroup splatGroup = DesData.Shading.Splats;
if (splatGroup == null ||
splatGroup == GRuntimeSettings.Instance.shadingDefault.splats)
{
CreateNewSplatPrototypesGroup = true;
}
if (CreateNewSplatPrototypesGroup)
{
splatGroup = ScriptableObject.CreateInstance <GSplatPrototypeGroup>();
#if UNITY_EDITOR
if (!Application.isPlaying)
{
string path = AssetDatabase.GetAssetPath(DesData);
string directory = Path.GetDirectoryName(path);
string filePath = Path.Combine(directory, string.Format("Splats_{0}_{1}.asset", DesData.Id, System.DateTime.Now.Ticks));
AssetDatabase.CreateAsset(splatGroup, filePath);
}
#endif
DesData.Shading.Splats = splatGroup;
}
TerrainLayer[] layers = SrcData.terrainLayers;
GSplatPrototype[] prototypes = new GSplatPrototype[layers.Length];
for (int i = 0; i < layers.Length; ++i)
{
if (layers[i] != null)
{
GSplatPrototype p = (GSplatPrototype)layers[i];
prototypes[i] = p;
}
else
{
prototypes[i] = new GSplatPrototype();
}
}
splatGroup.Prototypes = new List <GSplatPrototype>(prototypes);
GCommon.SetDirty(splatGroup);
}
if (ImportSplatControlMapResolution)
{
DesData.Shading.SplatControlResolution = SrcData.alphamapResolution;
}
Texture2D[] alphaMaps = SrcData.alphamapTextures;
int alphaMapCount = Mathf.Min(alphaMaps.Length, DesData.Shading.SplatControlMapCount);
for (int i = 0; i < alphaMapCount; ++i)
{
try
{
Texture2D controlMap = DesData.Shading.GetSplatControl(i);
//controlMap.SetPixels(alphaMaps[i].GetPixels());
//controlMap.Apply();
GCommon.CopyTexture(alphaMaps[i], controlMap);
controlMap.filterMode = alphaMaps[i].filterMode;
}
catch (System.Exception e)
{
Debug.LogError(string.Format("Skip import splat alpha map {0}, error: {1}", alphaMaps[i].name, e.ToString()));
}
}
if (ImportSplatsAsAlbedo)
{
DesData.Shading.ConvertSplatsToAlbedo();
}
DesData.SetDirty(GTerrainData.DirtyFlags.Shading);
//GC.Collect();
}
private void ImportDataAndCreateTerrain()
{
GameObject terrainRoot = new GameObject(string.Format("{0}-{1}", Root.name, ConversionName));
terrainRoot.transform.parent = Root.transform.parent;
terrainRoot.transform.position = Root.transform.position;
for (int i = 0; i < Terrains.Count; ++i)
{
#if UNITY_EDITOR
GCommonGUI.CancelableProgressBar("Converting", "Converting " + Terrains[i].name, 1f);
#endif
GTerrainData data = ScriptableObject.CreateInstance <GTerrainData>();
if (DataTemplate != null)
{
DataTemplate.Geometry.CopyTo(data.Geometry);
DataTemplate.Shading.CopyTo(data.Shading);
DataTemplate.Rendering.CopyTo(data.Rendering);
DataTemplate.Foliage.CopyTo(data.Foliage);
DataTemplate.Mask.CopyTo(data.Mask);
}
else
{
if (Application.isPlaying) //Reset() only called in edit mode
{
data.Reset();
data.Geometry.Reset();
data.Shading.Reset();
data.Rendering.Reset();
data.Foliage.Reset();
data.Mask.Reset();
}
}
#if UNITY_EDITOR
if (!Application.isPlaying)
{
string assetName = "TerrainData_" + data.Id;
AssetDatabase.CreateAsset(data, string.Format("{0}.asset", Path.Combine(DataDirectory, assetName)));
}
#endif
Material templateMaterial = null;
if (DataTemplate != null)
{
templateMaterial = DataTemplate.Shading.CustomMaterial;
}
Material material = null;
if (templateMaterial != null)
{
material = new Material(templateMaterial.shader);
}
else
{
if (ImportSplats)
{
if (ImportSplatsAsAlbedo && AlbedoUsage == GAlbedoUsage.ColorMap)
{
material = GRuntimeSettings.Instance.terrainRendering.GetClonedMaterial(GCommon.CurrentRenderPipeline, GLightingModel.PBR, GTexturingModel.ColorMap);
}
else if (ImportSplatsAsAlbedo && AlbedoUsage == GAlbedoUsage.VertexColor)
{
material = GRuntimeSettings.Instance.terrainRendering.GetClonedMaterial(GCommon.CurrentRenderPipeline, GLightingModel.PBR, GTexturingModel.VertexColor);
data.Geometry.AlbedoToVertexColorMode = GAlbedoToVertexColorMode.Sharp;
}
else
{
GSplatPrototypeGroup splats = DataTemplate ? DataTemplate.Shading.Splats : SplatGroups[SplatGroupIndices[i]];
GSplatsModel splatModel = (splats == null || splats.Prototypes.Count <= 4) ?
GSplatsModel.Splats4Normals4 :
GSplatsModel.Splats8;
material = GRuntimeSettings.Instance.terrainRendering.GetClonedMaterial(GCommon.CurrentRenderPipeline, GLightingModel.PBR, GTexturingModel.Splat, splatModel);
}
}
else
{
material = GRuntimeSettings.Instance.terrainRendering.GetClonedMaterial(GCommon.CurrentRenderPipeline, GLightingModel.PBR, GTexturingModel.Splat, GSplatsModel.Splats4);
}
}
data.Shading.CustomMaterial = material;
#if UNITY_EDITOR
if (!Application.isPlaying && material != null)
{
string matName = "TerrainMaterial_" + data.Id;
material.name = matName;
AssetDatabase.CreateAsset(material, string.Format("{0}.mat", Path.Combine(DataDirectory, matName)));
}
#endif
if (ImportSplats)
{
data.Shading.Splats = DataTemplate ? DataTemplate.Shading.Splats : SplatGroups[SplatGroupIndices[i]];
data.Shading.UpdateMaterials();
}
if (ImportTrees)
{
data.Foliage.Trees = DataTemplate ? DataTemplate.Foliage.Trees : TreeGroups[TreeGroupIndices[i]];
}
if (ImportGrasses)
{
data.Foliage.Grasses = DataTemplate ? DataTemplate.Foliage.Grasses : GrassGroups[GrassGroupIndices[i]];
}
GUnityTerrainDataImporter importer = new GUnityTerrainDataImporter();
importer.SrcData = Terrains[i].terrainData;
importer.SrcTerrain = Terrains[i];
importer.DesData = data;
importer.DesTerrain = null;
importer.ImportGeometry = ImportGeometry;
importer.UseUnityTerrainSize = true;
importer.ImportSplats = ImportSplats;
importer.ImportSplatsAsAlbedo = ImportSplatsAsAlbedo;
importer.ImportSplatControlMapsOnly = DataTemplate != null && DataTemplate.Shading.Splats != null;
importer.ImportSplatControlMapResolution = DataTemplate == null;
importer.CreateNewSplatPrototypesGroup = false;
importer.ImportTrees = ImportTrees;
importer.ImportTreeInstancesOnly = DataTemplate != null && DataTemplate.Foliage.Trees != null;
importer.CreateNewTreePrototypesGroup = false;
importer.ImportGrasses = ImportGrasses;
importer.ImportGrassInstancesOnly = DataTemplate != null && DataTemplate.Foliage.Grasses != null;
importer.CreateNewGrassPrototypesGroup = false;
importer.GrassDensity = 1;
importer.SkipFoliageSnap = SkipFoliageSnap;
importer.Import();
GStylizedTerrain t = CreateTerrain();
t.transform.parent = terrainRoot.transform;
t.transform.position = Terrains[i].transform.position;
t.name = Terrains[i].name;
#if UNITY_2018_3_OR_NEWER
t.GroupId = Terrains[i].groupingID;
#endif
t.TerrainData = data;
if (ImportTrees || ImportGrasses)
{
data.Foliage.SetTreeRegionDirty(GCommon.UnitRect);
data.Foliage.SetGrassRegionDirty(GCommon.UnitRect);
t.UpdateTreesPosition();
t.UpdateGrassPatches();
data.Foliage.ClearTreeDirtyRegions();
data.Foliage.ClearGrassDirtyRegions();
}
ConvertedTerrains.Add(t);
#if UNITY_EDITOR
//SaveAssets();
GCommonGUI.ClearProgressBar();
#endif
}
}